Some results on polynomially Drazin normal operatorsSid Ahmed Ould Ahmed Mahmoud، Messaoud Guesba، Naeem AhmadBollettino Della Unione Matematica Italianaالمجلّد 18، (4)، الصفحات 1095-11102025مقال وصول مغلق 1
Some generalizations of A-numerical radius inequalities for semi-Hilbert space operatorsMessaoud GuesbaBollettino Della Unione Matematica Italianaالمجلّد 14، (4)، الصفحات 681-6922021مقال وصول مغلق 19
